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# Solve this following

Question:

The atomic radius of $\mathrm{Ag}$ is closest to :

1. $\mathrm{Cu}$

2. $\mathrm{Hg}$

3. $\mathrm{Au}$

4. $\mathrm{Ni}$

Correct Option: , 3

Solution:

Atomic radius of $\mathrm{Ag}$ and $\mathrm{Au}$ is nearly same due to lanthanide contraction.